Renata Stone, Chief Marketing Officer, Unifeye Vision Partners

Renata Stone is the Chief Marketing Officer at Unifeye Vision Partners, with a strong academic foundation in Marketing and Business Administration. A dynamic leader, she played a pivotal role in expanding DLV Vision and launching ADV Vision, earning the company recognition as a top workplace. Renata is a respected voice in the field as one of six National Alcon Global Advisory Board Members, a published author, and a competitive triathlete. When not leading or racing, she enjoys reading on international adventures around the globe.

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christy keffeler

Christy Keffeler, Regional Director of Operations

Christy Keffeler, Regional Director of Operations, is a seasoned healthcare leader with more than two decades of experience driving excellence across multi-site healthcare operations. With a strong focus on strategic growth, operational efficiency, and team development, Christy has consistently delivered measurable results through collaboration, innovation, and a deep commitment to patient care.

Ron Zepeda, Director of Outreach

Ron Zepeda serves as the Director of Outreach at DLV & ADV Vision, where he has spent over eight years cultivating and managing a robust referral network of nearly 300 Optometrists and Ophthalmologists. Under his leadership, the organization has experienced consistent year-over-year referral growth of approximately 20%. With a strong background in both pharmaceuticals and medical devices from his 12-year tenure at Johnson & Johnson, Ron brings a passion for eye care and a strategic vision for expansion, optimization, and team development across markets.

ron zepeda
dlv maria de heras

Maria de Heras, Director of Patient Access

Maria de Heras, Director of Patient Access at DLV Vision, brings over 25 years of healthcare experience. Since joining in 2016, she’s advanced quickly through leadership roles, driven by a passion for patient care. Outside of work, she enjoys trail running, ultra marathons, and time with her family on their farm.

Ara Alepoghelian, Director of IT

Ara Alepoghelian is the Director of IT at DLV Vision, where he has been driving technology initiatives since 2018. He focuses on enhancing the intranet system, implementing automation to boost staff efficiency, and maintaining all hardware and systems. His goal is to streamline operations by digitizing and automating core processes across the organization.

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carolina guardado

Carolina Guardado, Marketing Manager

Carolina Guardado is the Marketing Manager at DLV Vision, where she leads patient-focused marketing initiatives and digital strategies. A graduate of California State University, Northridge, she joined DLV in 2020 as a Marketing Coordinator and quickly rose to her current role within 1.5 years. Outside of work, Carolina enjoys hiking, spending time with loved ones, and catching professional sports games.

Kristin Michel, Regional Sales Manager

Kristin Michel, our Regional Sales Manager, holds a Bachelor of Science in Family and Consumer Sciences from California State University, Northridge, and brings 15 years of experience in optometry and ophthalmology. Over her decade with DLV Vision, she has progressed from OR circulator to patient counselor to upper management, helping keep our offices equipped with cutting-edge technology and delivering top-tier care. Outside of work, Kristin enjoys time with her husband and two children, frequenting ballfields and dance studios, as well as traveling, reading, and savoring her morning coffee.

ara alepoghelian